CAISO/WEIM
CAISO Board of GovernorsCalifornia Agencies & LegislatureCalifornia Air Resources Board (CARB)California Energy Commission (CEC)California LegislatureCalifornia Public Utilities Commission (CPUC)EDAMOther CAISO CommitteesWestern Energy Imbalance Market (WEIM)WEIM Governing Body
The California Independent System Operator serves about 80% of California's electricity demand, including the service areas of the state's three investor-owned utilities. It also operates the Western Energy Imbalance Market, an interstate real-time market covering territory that accounts for 80% of the load in the Western Interconnection.
EIM market participants voiced concerns about fluctuating load forecasts that make it harder to pass resource sufficiency tests.
The EIM Governing Body approved a CAISO proposal allowing market participants to take part in a program that models generator outages.
Generation owners in CAISO are urging changes in an ISO reliability proposal for determining which unprofitable generators are eligible to receive payments.
Berkshire Hathaway Energy subsidiaries PacifiCorp and NV Energy asked FERC to lift bidding restrictions placed on them in the EIM.
FERC rejected a CAISO proposal intended to prevent small transmission owners from shouldering the costs for network upgrades.
CAISO is moving forward with a proceeding that could result in changes to how it allocates transmission costs to participants in its wholesale markets.
A California State Assembly committee advanced a Senate bill requiring publicly owned utilities in the Los Angeles Basin to support DER and energy storage.
California utilities and state agencies are cooperating on developing plans to manage the effects of global climate change on the electricity grid.
CAISO is close to finalizing a long-running effort to reduce exceptional dispatch of generation to resolve transmission constraints.
FERC approved PG&E's request to recover from its customers a portion of the costs of a $1.8 billion package of planned transmission improvements.
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